The Realme Flash Tool generally requires an unlocked bootloader. If yours is locked, the tool will fail or throw directory errors.
: Ensure there are no spaces or non-English characters in any of the folder names. 3. Check File Extension Compatibility
The tool cannot read the location where the firmware is saved.
✅
Note: This is more technical but completely bypasses the "central directory" error because you are ignoring the broken archive table of contents.
✅ from a trusted source (official Realme community, or firmwarefile.com with matching region/version).